Workshop Technology In a four high rolling mill, there are four rolls out of which Two are working rolls and two are backing up rolls Three are working rolls and one is backing up roll One is working roll and three are backing up rolls All of the four are working rolls Two are working rolls and two are backing up rolls Three are working rolls and one is backing up roll One is working roll and three are backing up rolls All of the four are working rolls ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The directional solidification in casting can be improved by using Chills, chaplets and padding Chaplets and padding Chills and chaplets Chills and padding Chills, chaplets and padding Chaplets and padding Chills and chaplets Chills and padding ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The casting method adopted for ornaments and toys of nonferrous alloys, is Die casting Centrifugal casting Permanent mould casting Slush casting Die casting Centrifugal casting Permanent mould casting Slush casting ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A zinc diffusion process is called Sherardizing Galvanizing Anodizing Parkerising Sherardizing Galvanizing Anodizing Parkerising ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In order to produce uniform packing of sand in the moulds, a _________ is used. Stripper plate machine Jolt machine Sand slinger Squeezing machine Stripper plate machine Jolt machine Sand slinger Squeezing machine ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For gas welding, the pressure desired at the welding torch for oxygen is 280 to 560 kN/m² 560 to 840 kN/m² 7 to 103 kN/m² 70 to 280 kN/m² 280 to 560 kN/m² 560 to 840 kN/m² 7 to 103 kN/m² 70 to 280 kN/m² ANSWER DOWNLOAD EXAMIANS APP